Intranasal Corticosteroids for the Medical Management of Nasal Polyps in Adults: a Meta-Analysis

Background:   This systematic review aims to strengthen evidence of beneficial effects of intranasal corticosteroids on the medical treatment of adults diagnosed with nasal polyps.    Objectives: (1) To determine the efficacy of short term (2 to 4 weeks) and long term (4 to 12 weeks and > 1...

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Main Author: Natividad A. Almazan-Aguilar
Format: Article
Language:English
Published: Philippine Society of Otolaryngology-Head and Neck Surgery, Inc. 2007-11-01
Series:Philippine Journal of Otolaryngology Head and Neck Surgery
Subjects:
Online Access:https://pjohns.pso-hns.org/index.php/pjohns/article/view/787
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author Natividad A. Almazan-Aguilar
author_facet Natividad A. Almazan-Aguilar
author_sort Natividad A. Almazan-Aguilar
collection DOAJ
description Background:   This systematic review aims to strengthen evidence of beneficial effects of intranasal corticosteroids on the medical treatment of adults diagnosed with nasal polyps.    Objectives: (1) To determine the efficacy of short term (2 to 4 weeks) and long term (4 to 12 weeks and > 12 weeks) of intranasal corticosteroids in the reduction of polyp size and rhinitis symptoms. (2).  To determine the difference in efficacy of a 400 ug and 800 ug dose. (3) To determine adverse effects of intranasal steroids.   Study Design and Selection Criteria:  Meta-analysis of randomized controlled trials on intranasal steroids for nasal polyps. Patient-oriented outcomes were reduction of polyp size and overall reduction of rhinitis symptoms.   Search Strategy: Comprehensive search of Cochrane's Controlled Trials Registry (CCTR) Issue 2, 2003, Medline 1966 to 2002, and Embase 1974 - 2002 bibliographic review, requests for information from authors and pharmaceutical companies.   Data collection and analysis:  Sixteen studies were evaluated for inclusion, and trial quality, validity assessment, and completion of data extraction were done. Ordinal data on rhinitis and polyp scores for each study were pooled to generate relative risks. Homogeneity was assessed using approximate chi-square tests.  Preset p value of < 0.10 was deemed significant for heterogeneity. Data were analyzed using software program Revman 4.1(Update Software, Oxford).  Sensitivity analysis was done for those outcomes with significant heterogeneity.   Results and Conclusion: Fourteen studies found significant benefit for the use of intranasal steroids in reduction of polyp size with 2-4 weeks treatment (RR=3.00; 95% Cl: 2.39, 3.77).             Overall rhinitis symptoms decreased significantly (RR=1.64; 95% Cl: 1.25, 2.14) with 4-12 weeks treatment, with a tendency for reduction of rhinitis symptoms (RR=1.41; 95% Cl: 1.05, 1.91) with more than 12 weeks treatment. Throat irritation was significantly increased (RR=2.06; 95% Cl 1.31, 3.25). There was no difference in overall rhinitis symptoms (RR=0.91; 95% Cl:0.77, 1.07) with 400 ug and 800 ug doses.   Keywords: polyp, nose, steroids, intranasal steroids, glucocorticosteroid
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spelling doaj.art-7c03f673e5bd4c708414fa5c98b81bb82022-12-21T21:18:10ZengPhilippine Society of Otolaryngology-Head and Neck Surgery, Inc.Philippine Journal of Otolaryngology Head and Neck Surgery1908-48892094-15012007-11-01221-210.32412/pjohns.v22i1-2.787Intranasal Corticosteroids for the Medical Management of Nasal Polyps in Adults: a Meta-AnalysisNatividad A. Almazan-Aguilar0Department of Otolaryngology Head and Neck Surgery, Manila Central University; St. Luke’s Medical CenterBackground:   This systematic review aims to strengthen evidence of beneficial effects of intranasal corticosteroids on the medical treatment of adults diagnosed with nasal polyps.    Objectives: (1) To determine the efficacy of short term (2 to 4 weeks) and long term (4 to 12 weeks and > 12 weeks) of intranasal corticosteroids in the reduction of polyp size and rhinitis symptoms. (2).  To determine the difference in efficacy of a 400 ug and 800 ug dose. (3) To determine adverse effects of intranasal steroids.   Study Design and Selection Criteria:  Meta-analysis of randomized controlled trials on intranasal steroids for nasal polyps. Patient-oriented outcomes were reduction of polyp size and overall reduction of rhinitis symptoms.   Search Strategy: Comprehensive search of Cochrane's Controlled Trials Registry (CCTR) Issue 2, 2003, Medline 1966 to 2002, and Embase 1974 - 2002 bibliographic review, requests for information from authors and pharmaceutical companies.   Data collection and analysis:  Sixteen studies were evaluated for inclusion, and trial quality, validity assessment, and completion of data extraction were done. Ordinal data on rhinitis and polyp scores for each study were pooled to generate relative risks. Homogeneity was assessed using approximate chi-square tests.  Preset p value of < 0.10 was deemed significant for heterogeneity. Data were analyzed using software program Revman 4.1(Update Software, Oxford).  Sensitivity analysis was done for those outcomes with significant heterogeneity.   Results and Conclusion: Fourteen studies found significant benefit for the use of intranasal steroids in reduction of polyp size with 2-4 weeks treatment (RR=3.00; 95% Cl: 2.39, 3.77).             Overall rhinitis symptoms decreased significantly (RR=1.64; 95% Cl: 1.25, 2.14) with 4-12 weeks treatment, with a tendency for reduction of rhinitis symptoms (RR=1.41; 95% Cl: 1.05, 1.91) with more than 12 weeks treatment. Throat irritation was significantly increased (RR=2.06; 95% Cl 1.31, 3.25). There was no difference in overall rhinitis symptoms (RR=0.91; 95% Cl:0.77, 1.07) with 400 ug and 800 ug doses.   Keywords: polyp, nose, steroids, intranasal steroids, glucocorticosteroidhttps://pjohns.pso-hns.org/index.php/pjohns/article/view/787polypnosesteroidsintranasal steroidsglucocorticosteroid
spellingShingle Natividad A. Almazan-Aguilar
Intranasal Corticosteroids for the Medical Management of Nasal Polyps in Adults: a Meta-Analysis
Philippine Journal of Otolaryngology Head and Neck Surgery
polyp
nose
steroids
intranasal steroids
glucocorticosteroid
title Intranasal Corticosteroids for the Medical Management of Nasal Polyps in Adults: a Meta-Analysis
title_full Intranasal Corticosteroids for the Medical Management of Nasal Polyps in Adults: a Meta-Analysis
title_fullStr Intranasal Corticosteroids for the Medical Management of Nasal Polyps in Adults: a Meta-Analysis
title_full_unstemmed Intranasal Corticosteroids for the Medical Management of Nasal Polyps in Adults: a Meta-Analysis
title_short Intranasal Corticosteroids for the Medical Management of Nasal Polyps in Adults: a Meta-Analysis
title_sort intranasal corticosteroids for the medical management of nasal polyps in adults a meta analysis
topic polyp
nose
steroids
intranasal steroids
glucocorticosteroid
url https://pjohns.pso-hns.org/index.php/pjohns/article/view/787
work_keys_str_mv AT natividadaalmazanaguilar intranasalcorticosteroidsforthemedicalmanagementofnasalpolypsinadultsametaanalysis